| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Study Guide to Accompany Timothy Tregarthen Economics | 978-1-57259-043-4 (1-57259-043-2) | 1995 | John W. Mogab |
| Study Guide to Accompany Timothy Tregarthen Macroeconomics | 978-1-57259-045-8 (1-57259-045-9) | 1996 | " |
| Study Guide to Accompany Timothy Tregarthen Microeconomics | 978-1-57259-044-1 (1-57259-044-0) | 1996 | " |
A.M. · B. A. · B. M. · Bruce M. · Bruce McClung